Doc's Steepside (Miocene of the United States)

Also known as UALP 8905

Where: San Bernardino County, California (34.8° N, 117.0° W: paleocoordinates 34.1° N, 112.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Middle Member (Barstow Formation), Barstovian (16.3 - 12.5 Ma)

Environment/lithology: terrestrial

Primary reference: E. H. Lindsay. 1995. Copemys and the Barstovian/Hemingfordian Boundary. Journal of Vertebrate Paleontology 15(2):357-365 [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 19321: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• shown as slightly higher than Steepside Quarry (see)
Mammalia
 Rodentia -
Geomyoidea indet. Bonaparte 1845 rodent
 Rodentia - Heteromyidae
Cupidinimus lindsayi Barnosky 1986 rodent
Cupidinimus halli Wood 1936 rodent
"Cupidinimus eurekensis" = Perognathoides eurekensis Lindsay 1972 rodent
Perognathinae indet. Coues 1875 rodent
 Rodentia - Sciuridae
Tamias ateles Hall 1930 chipmunk
 Rodentia - Cricetidae
Copemys sp. Wood 1936 rodent
 Soricomorpha - Soricidae
Limnoecus tricuspis Stirton 1930 shrew